112201221121102 has 32 divisors (see below), whose sum is σ = 168781916160000. Its totient is φ = 55940777817408.

The previous prime is 112201221121079. The next prime is 112201221121109. The reversal of 112201221121102 is 201121122102211.

It is a happy number.

It is a super-2 number, since 2×112201221121102² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112201221121102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112201221121109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13142928978 + ... + 13142937514.

It is an arithmetic number, because the mean of its divisors is an integer number (5274434880000).

Almost surely, 2^{112201221121102} is an apocalyptic number.

112201221121102 is a deficient number, since it is larger than the sum of its proper divisors (56580695038898).

112201221121102 is a wasteful number, since it uses less digits than its factorization.

112201221121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17880.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 112201221121102 its reverse (201121122102211), we get a palindrome (313322343223313).

The spelling of 112201221121102 in words is "one hundred twelve trillion, two hundred one billion, two hundred twenty-one million, one hundred twenty-one thousand, one hundred two".